<template>
  <div class="todo-footer">
    <label>
      <input type="checkbox" v-model="changeAllHandler" />
    </label>
    <span> <span>已完成{{}}</span> / 全部{{}} </span>
    <button class="btn btn-danger" @click="deleteAllCheckedHandle">
      清除已完成任务
    </button>
  </div>
</template>

<script>
export default {
  name: "Footer",
  data() {
    return {
      hasChecked: 0,
      allChecked: 0,
    };
  },
  methods: {
    changeAllHandler(e) {
      // console.log(e);
      this.$bus.$emit("updateAllChecked", e.target.checked);
    },
    deleteAllCheckedHandle() {
      this.$bus.$on("deleteAllChecked", this.deleteAllChecked);
    },
  },
};
</script>

<style scoped>
/*footer*/
.todo-footer {
  height: 40px;
  line-height: 40px;
  padding-left: 6px;
  margin-top: 5px;
}

.todo-footer label {
  display: inline-block;
  margin-right: 20px;
  cursor: pointer;
}

.todo-footer label input {
  position: relative;
  top: -1px;
  vertical-align: middle;
  margin-right: 5px;
}

.todo-footer button {
  float: right;
  margin-top: 5px;
}
</style>